4 ms·
"Professional and Home-Made Face Masks Reduce Exposure to Respiratory Infections among the General Population" https://www.ncbi.nlm.nih.gov/pmc/articles/PMC244
by tonyztan 7y ago
"Professional and Home-Made Face Masks Reduce Exposure to Respiratory Infections among the General Population"
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2440799/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2440799/
- trimbo 7y agoN=28... in a lab-setting. They even say it themselves: "Furthermore, we should bear in mind that this is an experimental study, with relatively small numbers of volunteers, which limits the generalisability of some of our findings."